Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.4
edited by Xiaoling
on 2023/05/26 14:19
To version < 98.4 >
edited by Xiaoling
on 2022/07/18 10:35
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,57 +6,41 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 -== 1.1  Overview ==
12 +== 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 15  (((
16 -[[image:image-20220715000826-2.png||height="145" width="220"]]
17 -)))
16 +[[image:image-20220715000242-1.png||height="110" width="132"]]
18 18  
19 -(((
20 -
18 +(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
21 21  )))
22 22  
23 23  (((
24 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
22 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
25 25  )))
26 26  
27 27  (((
28 -(((
29 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely.  This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
30 -)))
31 -)))
32 -
33 -(((
34 -(((
35 35  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
36 36  )))
37 -)))
38 38  
39 39  (((
40 -(((
41 41  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
42 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 48  )))
49 -)))
50 50  
51 51  
52 52  == 1.2  Features ==
53 53  
54 -
55 -* Arduino Shield base on LA66 LoRaWAN module
56 -* Support LoRaWAN v1.0.3 protocol
40 +* Support LoRaWAN v1.0.4 protocol
57 57  * Support peer-to-peer protocol
58 58  * TCXO crystal to ensure RF performance on low temperature
59 -* SMA connector
43 +* SMD Antenna pad and i-pex antenna connector
60 60  * Available in different frequency LoRaWAN frequency bands.
61 61  * World-wide unique OTAA keys.
62 62  * AT Command via UART-TTL interface
... ... @@ -64,9 +64,9 @@
64 64  * Ultra-long RF range
65 65  
66 66  
51 +
67 67  == 1.3  Specification ==
68 68  
69 -
70 70  * CPU: 32-bit 48 MHz
71 71  * Flash: 256KB
72 72  * RAM: 64KB
... ... @@ -86,342 +86,429 @@
86 86  * I/O Voltage: 3.3v
87 87  
88 88  
89 -== 1.4  Pin Mapping & LED ==
90 90  
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
75 +== 1.4  AT Command ==
93 93  
94 94  
78 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
97 97  
98 -2. When the network is successfully connected, the green light will be on for 5 seconds
99 99  
100 -3. Purple light on when receiving downlink data packets
82 +== 1.5  Dimension ==
101 101  
84 +[[image:image-20220718094750-3.png]]
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
104 104  
105 105  
106 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
107 107  
89 +== 1.6  Pin Mapping ==
108 108  
109 -(% style="color:blue" %)**Show connection diagram：**
110 110  
92 +[[image:image-20220523101537-1.png]]
111 111  
112 -[[image:image-20220723170210-2.png||height="908" width="681"]]
113 113  
114 114  
96 +== 1.7  Land Pattern ==
115 115  
116 -(% style="color:blue" %)**1.  open Arduino IDE**
98 +[[image:image-20220517072821-2.png]]
117 117  
118 118  
119 -[[image:image-20220723170545-4.png]]
120 120  
102 += 2.  LA66 LoRaWAN Shield =
121 121  
122 122  
123 -(% style="color:blue" %)**2.  Open project**
105 +== 2.1  Overview ==
124 124  
125 125  
126 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
108 +[[image:image-20220715000826-2.png||height="386" width="449"]]
127 127  
128 -[[image:image-20220726135239-1.png]]
129 129  
111 +LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
130 130  
113 +(((
114 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
115 +)))
131 131  
132 -(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
117 +(((
118 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
119 +)))
133 133  
121 +(((
122 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
123 +)))
134 134  
135 -[[image:image-20220726135356-2.png]]
125 +(((
126 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
127 +)))
136 136  
137 137  
130 +== 2.2  Features ==
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
132 +* Arduino Shield base on LA66 LoRaWAN module
133 +* Support LoRaWAN v1.0.4 protocol
134 +* Support peer-to-peer protocol
135 +* TCXO crystal to ensure RF performance on low temperature
136 +* SMA connector
137 +* Available in different frequency LoRaWAN frequency bands.
138 +* World-wide unique OTAA keys.
139 +* AT Command via UART-TTL interface
140 +* Firmware upgradable via UART interface
141 +* Ultra-long RF range
140 140  
143 +== 2.3  Specification ==
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
145 +* CPU: 32-bit 48 MHz
146 +* Flash: 256KB
147 +* RAM: 64KB
148 +* Input Power Range: 1.8v ~~ 3.7v
149 +* Power Consumption: < 4uA.
150 +* Frequency Range: 150 MHz ~~ 960 MHz
151 +* Maximum Power +22 dBm constant RF output
152 +* High sensitivity: -148 dBm
153 +* Temperature:
154 +** Storage: -55 ~~ +125℃
155 +** Operating: -40 ~~ +85℃
156 +* Humidity:
157 +** Storage: 5 ~~ 95% (Non-Condensing)
158 +** Operating: 10 ~~ 95% (Non-Condensing)
159 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
160 +* LoRa Rx current: <9 mA
161 +* I/O Voltage: 3.3v
143 143  
163 +== 2.4  Pin Mapping & LED ==
144 144  
145 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
146 146  
147 147  
148 -(% style="color:blue" %)**1.  Open project**
167 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
149 149  
150 150  
151 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
152 152  
171 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
153 153  
154 -[[image:image-20220723172502-8.png]]
155 155  
156 156  
175 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
157 157  
158 -(% style="color:blue" %)**2.  Same steps as 1.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
159 159  
160 160  
161 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
179 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
162 162  
163 163  
164 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
182 +=== 2.8.1  Items needed for update ===
165 165  
184 +1. LA66 LoRaWAN Shield
185 +1. Arduino
186 +1. USB TO TTL Adapter
166 166  
167 -(% style="color:blue" %)**1.  Open project**
188 +[[image:image-20220602100052-2.png||height="385" width="600"]]
168 168  
169 169  
170 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0>>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
191 +=== 2.8.2  Connection ===
171 171  
172 172  
173 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
194 +[[image:image-20220602101311-3.png||height="276" width="600"]]
174 174  
175 175  
197 +(((
198 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
199 +)))
176 176  
177 -(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
201 +(((
202 +(% style="background-color:yellow" %)**GND  <-> GND
203 +TXD  <->  TXD
204 +RXD  <->  RXD**
205 +)))
178 178  
179 179  
180 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
208 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
181 181  
210 +Connect USB TTL Adapter to PC after connecting the wires
182 182  
183 183  
213 +[[image:image-20220602102240-4.png||height="304" width="600"]]
184 184  
185 185  
186 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
216 +=== 2.8.3  Upgrade steps ===
187 187  
188 188  
189 -For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
219 +==== 1.  Switch SW1 to put in ISP position ====
190 190  
191 191  
192 -[[image:image-20220723175700-12.png||height="602" width="995"]]
222 +[[image:image-20220602102824-5.png||height="306" width="600"]]
193 193  
194 194  
195 -== 1.8  Example: How to join helium ==
196 196  
226 +==== 2.  Press the RST switch once ====
197 197  
198 -(% style="color:blue" %)**1.  Create a new device.**
199 199  
229 +[[image:image-20220602104701-12.png||height="285" width="600"]]
200 200  
201 -[[image:image-20220907165500-1.png||height="464" width="940"]]
202 202  
203 203  
233 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
204 204  
205 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
206 206  
236 +(((
237 +(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
238 +)))
207 207  
208 -[[image:image-20220907165837-2.png||height="375" width="809"]]
209 209  
241 +[[image:image-20220602103227-6.png]]
210 210  
211 211  
212 -(% style="color:blue" %)**3.  Use AT commands.**
244 +[[image:image-20220602103357-7.png]]
213 213  
214 214  
215 -[[image:image-20220602100052-2.png||height="385" width="600"]]
216 216  
248 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
249 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
217 217  
218 218  
219 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
252 +[[image:image-20220602103844-8.png]]
220 220  
221 221  
222 -[[image:image-20220907170308-3.png||height="556" width="617"]]
223 223  
256 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
257 +(% style="color:blue" %)**3. Select the bin file to burn**
224 224  
225 225  
226 -(% style="color:blue" %)**5.  Network successfully.**
260 +[[image:image-20220602104144-9.png]]
227 227  
228 228  
229 -[[image:image-20220907170436-4.png]]
263 +[[image:image-20220602104251-10.png]]
230 230  
231 231  
266 +[[image:image-20220602104402-11.png]]
232 232  
233 -(% style="color:blue" %)**6.  Send uplink using command**
234 234  
235 235  
236 -[[image:image-20220912084334-1.png]]
270 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
271 +(% style="color:blue" %)**4. Click to start the download**
237 237  
273 +[[image:image-20220602104923-13.png]]
238 238  
239 -[[image:image-20220912084412-3.png]]
240 240  
241 241  
277 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
278 +(% style="color:blue" %)**5. Check update process**
242 242  
243 -[[image:image-20220907170744-6.png||height="242" width="798"]]
244 244  
281 +[[image:image-20220602104948-14.png]]
245 245  
246 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
247 247  
248 -=== 1.9.1  Items needed for update ===
249 249  
285 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
286 +(% style="color:blue" %)**The following picture shows that the burning is successful**
250 250  
251 -1. LA66 LoRaWAN Shield
252 -1. Arduino
253 -1. USB TO TTL Adapter
288 +[[image:image-20220602105251-15.png]]
254 254  
255 -[[image:image-20220602100052-2.png||height="385" width="600"]]
256 256  
257 257  
258 -=== 1.9.2  Connection ===
292 += 3.  LA66 USB LoRaWAN Adapter =
259 259  
260 260  
261 -[[image:image-20220602101311-3.png||height="276" width="600"]]
295 +== 3.1  Overview ==
262 262  
297 +[[image:image-20220715001142-3.png||height="145" width="220"]]
263 263  
264 -(((
265 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
266 -)))
299 +(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
267 267  
268 -(((
269 -(% style="background-color:yellow" %)**GND  <-> GND
270 -TXD  <->  TXD
271 -RXD  <->  RXD**
272 -)))
301 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
273 273  
303 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
274 274  
275 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
305 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
276 276  
277 -Connect USB TTL Adapter to PC after connecting the wires
307 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
278 278  
279 279  
280 -[[image:image-20220602102240-4.png||height="304" width="600"]]
310 +== 3.2  Features ==
281 281  
312 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
313 +* Ultra-long RF range
314 +* Support LoRaWAN v1.0.4 protocol
315 +* Support peer-to-peer protocol
316 +* TCXO crystal to ensure RF performance on low temperature
317 +* Spring RF antenna
318 +* Available in different frequency LoRaWAN frequency bands.
319 +* World-wide unique OTAA keys.
320 +* AT Command via UART-TTL interface
321 +* Firmware upgradable via UART interface
322 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
282 282  
283 -=== 1.9.3  Upgrade steps ===
324 +== 3.3  Specification ==
284 284  
326 +* CPU: 32-bit 48 MHz
327 +* Flash: 256KB
328 +* RAM: 64KB
329 +* Input Power Range: 5v
330 +* Frequency Range: 150 MHz ~~ 960 MHz
331 +* Maximum Power +22 dBm constant RF output
332 +* High sensitivity: -148 dBm
333 +* Temperature:
334 +** Storage: -55 ~~ +125℃
335 +** Operating: -40 ~~ +85℃
336 +* Humidity:
337 +** Storage: 5 ~~ 95% (Non-Condensing)
338 +** Operating: 10 ~~ 95% (Non-Condensing)
339 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
340 +* LoRa Rx current: <9 mA
285 285  
286 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
342 +== 3.4  Pin Mapping & LED ==
287 287  
288 288  
289 -[[image:image-20220602102824-5.png||height="306" width="600"]]
290 290  
346 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
291 291  
292 292  
293 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
349 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
294 294  
295 295  
296 -[[image:image-20220817085447-1.png]]
352 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
297 297  
298 298  
355 +[[image:image-20220602171217-1.png||height="538" width="800"]]
299 299  
300 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
301 301  
358 +Open the serial port tool
302 302  
303 -(((
304 -(% style="color:blue" %)**1.  Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
305 -)))
360 +[[image:image-20220602161617-8.png]]
306 306  
362 +[[image:image-20220602161718-9.png||height="457" width="800"]]
307 307  
308 -[[image:image-20220602103227-6.png]]
309 309  
310 310  
311 -[[image:image-20220602103357-7.png]]
366 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
312 312  
368 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
313 313  
314 314  
315 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
316 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
371 +[[image:image-20220602161935-10.png||height="498" width="800"]]
317 317  
318 318  
319 -[[image:image-20220602103844-8.png]]
320 320  
375 +(% style="color:blue" %)**3. See Uplink Command**
321 321  
377 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
322 322  
323 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
324 -(% style="color:blue" %)**3.  Select the bin file to burn**
379 +example: AT+SENDB=01,02,8,05820802581ea0a5
325 325  
381 +[[image:image-20220602162157-11.png||height="497" width="800"]]
326 326  
327 -[[image:image-20220602104144-9.png]]
328 328  
329 329  
330 -[[image:image-20220602104251-10.png]]
385 +(% style="color:blue" %)**4. Check to see if TTN received the message**
331 331  
387 +[[image:image-20220602162331-12.png||height="420" width="800"]]
332 332  
333 -[[image:image-20220602104402-11.png]]
334 334  
335 335  
391 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
336 336  
337 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
338 -(% style="color:blue" %)**4.  Click to start the download**
339 339  
394 +**Use python as an example：**[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]
340 340  
341 -[[image:image-20220602104923-13.png]]
342 342  
397 +(% style="color:red" %)**Preconditions:**
343 343  
399 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
344 344  
345 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
346 -(% style="color:blue" %)**5.  Check update process**
401 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
347 347  
348 348  
349 -[[image:image-20220602104948-14.png]]
350 350  
405 +(% style="color:blue" %)**Steps for usage:**
351 351  
407 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
352 352  
353 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
354 -(% style="color:blue" %)**The following picture shows that the burning is successful**
409 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
355 355  
411 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
356 356  
357 -[[image:image-20220602105251-15.png]]
358 358  
359 359  
360 -= 2.  FAQ =
415 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
361 361  
362 -== 2.1  How to Compile Source Code for LA66? ==
363 363  
418 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
364 364  
365 -Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
366 366  
421 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
367 367  
368 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
423 +[[image:image-20220602171233-2.png||height="538" width="800"]]
369 369  
370 370  
371 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
372 372  
427 +(% style="color:blue" %)**2. Install Minicom in RPi.**
373 373  
374 -= 3.  Order Info =
429 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
375 375  
431 + (% style="background-color:yellow" %)**apt update**
376 376  
377 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
433 + (% style="background-color:yellow" %)**apt install minicom**
378 378  
379 -(% style="color:blue" %)**XXX**(%%): The default frequency band
380 380  
381 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
382 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
383 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
384 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
385 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
386 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
387 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
388 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
389 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
436 +Use minicom to connect to the RPI's terminal
390 390  
438 +[[image:image-20220602153146-3.png||height="439" width="500"]]
391 391  
392 392  
393 -= 4.  Reference =
394 394  
442 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
395 395  
396 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
444 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
397 397  
398 398  
447 +[[image:image-20220602154928-5.png||height="436" width="500"]]
399 399  
400 -= 5.  FCC Statement =
401 401  
402 402  
403 -(% style="color:red" %)**FCC Caution:**
451 +(% style="color:blue" %)**4. Send Uplink message**
404 404  
405 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
453 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
406 406  
407 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
455 +example: AT+SENDB=01,02,8,05820802581ea0a5
408 408  
409 409  
410 -(% style="color:red" %)**IMPORTANT NOTE: **
458 +[[image:image-20220602160339-6.png||height="517" width="600"]]
411 411  
412 -(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
413 413  
414 -—Reorient or relocate the receiving antenna.
415 415  
416 -—Increase the separation between the equipment and receiver.
462 +Check to see if TTN received the message
417 417  
418 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
464 +[[image:image-20220602160627-7.png||height="369" width="800"]]
419 419  
420 -—Consult the dealer or an experienced radio/TV technician for help.
421 421  
422 422  
423 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
468 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
424 424  
425 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. 
426 426  
427 -
471 +
472 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
473 +
474 +
475 +
476 +
477 += 4.  Order Info =
478 +
479 +
480 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
481 +
482 +
483 +(% style="color:blue" %)**XXX**(%%): The default frequency band
484 +
485 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
486 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
487 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
488 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
489 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
490 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
491 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
492 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
493 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
494 +
495 += 5.  Reference =
496 +
497 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
498 +
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